public static String Get(DslElement This, String Name, String Moniker)
{
try
{
return This.SelectSingleNode("p:" + Name).SelectSingleNode("p:" + Moniker, This.OwnerDocument.Manager).Attributes["Name"].Value;
}
catch (NullReferenceException)
{
return null;
}
}
public static void Set(DslElement This, String Name, String Moniker, String Value)
{
if (Value == null)
{
XmlNode node = This.SelectSingleNode("p:" + Name);
if (node != null) This.Xml.RemoveChild(node);
}
else
{
XmlElement node = This.GetChildNode(Name + "/" + Moniker) as XmlElement;
node.SetAttribute("Name", Value);
}
}
public DslElement Add(DslElement Node)
{
RootNode.AppendChild(Node.Xml);
return Node;
}
public void RemoveLinked(DslElement Node)
{
if (Node.Xml.HasAttribute("Name"))
{
MonikersCollection dcms = new MonikersCollection(Node.OwnerDocument, Node.Xml.Name);
foreach (DslElement el in dcms)
{
if (el.References(Node))
{
el.OwnerElement.DisposeLinked();
}
}
}
Remove(Node);
}
public void Remove(DslElement Node)
{
RootNode.RemoveChild(Node.Xml);
}
public XmlNode GetChildNode(String xPath)
{
XmlNode node = null;
DslElement e = this;
foreach (String name in xPath.Split('/'))
{
node = e.GetChildNodeSimple(name);
e = new DslElement(node as XmlElement);
}
return node;
}
/// <summary>Ссылается ли данный узел на заданное имя.
/// При этом мы считаем, что данный узел - моникер</summary>
/// <param name="Name">Имя, которое хотим проверить</param>
/// <returns>Ссылается или нет</returns>
public bool References(DslElement Node)
{
String Name = Node.Xml.GetAttribute("Name");
if (Node.Xml.Name == "DomainProperty")
{
Name = (Node.Xml.ParentNode.ParentNode as XmlElement).GetAttribute("Name") + "[^a-zA-Z0-9]" + Name;
}
else if (Node.Xml.Name == "DomainClass" || Node.Xml.Name == "DomainRelationship")
{
return Name.Equals(Xml.GetAttribute("Name"));
}
Regex regex = new Regex("([^a-zA-Z0-9])" + Name + "([^a-zA-Z0-9])");
return regex.IsMatch("<" + Xml.GetAttribute("Name") + ">");
}